Ultimate Ears Wonderboom 3 ($100 on Amazon): Like the Sony SRS-XB100, the Ultimate Ears Wonderboom 3 is a small, round and waterproof Bluetooth speaker that can float in water. It delivers heavier ...

A small, round portable speaker, the Ultimate Ears Miniroll is super portable and bag-friendly. It only measures 4.82 x 10.5 x 12.27cm and weighs 279g. It's circular in shape but relatively flat, so ...

A tap of this switches the speakers to Bluetooth pairing/playback mode, and another tap takes you back to the USB connection. Round the back is a 3.5mm analog connection that’s activated the ...